package com.ainibaby6.utils;

public class StringTool
{
    public static boolean isEquals(String a, String b)
    {
        if (a == null)
        {
            if (b == null)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        else
        {
            if (b == null)
            {
                return false;
            }
            else
            {
                return a.equals(b);
            }
        }
    }
}
